$ git clone -n https://src.fedoraproject.org/rpms/golang-gopkg-yaml-1.git /var/lib/mock/f39-build-1503900-34991/root/chroot_tmpdir/scmroot/golang-gopkg-yaml-1
Cloning into '/var/lib/mock/f39-build-1503900-34991/root/chroot_tmpdir/scmroot/golang-gopkg-yaml-1'...
$ git fetch origin 8e90c8611a97a02fbe7bc3553261f937be362721:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-gopkg-yaml-1
 * [new ref]         8e90c8611a97a02fbe7bc3553261f937be362721 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e90c86 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild